Which is cheaper, the Sheffield 1A or the Timefactors PRS-40?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $315 for the Timefactors PRS-40 — a $92 gap before any retailer discounting.

Which is bigger, the Sheffield 1A or the Timefactors PRS-40?

The Timefactors PRS-40 wears larger at 40.2mm versus 40mm for the Sheffield 1A — a 0.2mm difference across the dial.

Which has better water resistance, the Sheffield 1A or the Timefactors PRS-40?

The Sheffield 1A is rated to 200m versus 100m for the Timefactors PRS-40.

What movement does the Sheffield 1A run compared to the Timefactors PRS-40?

The Sheffield 1A runs a automatic caliber (NH35), while the Timefactors PRS-40 runs a mecaquartz (Seiko VK61).

Side by side

Sheffield 1AvsTimefactors PRS-40

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Add a watch

Sheffield 1A

diver-1a-40mm-white

MSRP $223

Timefactors PRS-40

smiths-prs-40-chronograph

MSRP $315

Buy from Sheffield ↗

Buy used on eBay ↗

Buy from Timefactors ↗

Buy used on eBay ↗

At a glance

12 of 29 specs differ

Diameter

1A40mm

PRS-4040.2mm

Power Reserve

1A—

PRS-4040h

Water Resistance

1A200m

PRS-40100m

MSRP

1A$223

PRS-40$315

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

White/Blue

Black

Lume

Swiss blue lume

SuperLuminova C3

Movement

3 specs

Caliber

NH35

Seiko VK61

Type

Automatic

Mecaquartz

Power Reserve

—

40h

Pricing

1 specs

MSRP

$223

$315

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